About Northwest Airlines:
Northwest Airlines (IATA: NW, ICAO: NWA, and Callsign: Northwest) is an airline
headquartered in Eagan, Minnesota, with three major hubs in the United States:
Detroit Metropolitan Wayne County Airport, Minneapolis-Saint Paul International
Airport, and Memphis International Airport. Northwest also operates flights
from a hub in Asia at Narita International Airport near Tokyo and also operates
transatlantic and Asian flights in cooperation with partner KLM from Schiphol
Airport in Amsterdam.

Northwest is the world's fourth largest airline in terms of RPK (revenue-passenger-kilometers).
In addition to operating one of the largest domestic route networks in the U.S.,
Northwest carries more passengers across the Pacific (5.1 million in 2004) than
any other U.S. carrier, and carries more air cargo than any other passenger
airline.